Forces Starter

What is a force?

• A force is a push or pull.
• A force is a form of matter.
• A force is a type of energy.
• A force is a color.

What can forces do?

• Forces can cause objects to move, accelerate, decelerate, change direction, or change shape.

• Forces can make objects disappear, stop, accelerate, decelerate and change directions

• Forces can cause objects to move, accelerate, decelerate, change direction, & change the color of objects

• Forces can cause objects to move, accelerate, decelerate, change direction, or can make objects talk

What do you use to measure force?

• Scale balance

• Spring balance

• Energy balance

• Electronic balance

What is the unit for force?

• meter per second squared

• Candela (Cd)

• Newton (N)
• Joules (J)

Which is not a contact force?

• Gravity
• Tension

• Friction
• Applied force

Which is a contact force?

• Normal force

• Electrostatic force

• Magnetic force
• Gravity

Forces can be drawn as arrows, where the length of the arrows is the...? and the direction of the arrows shows the...?

• size; distance
• length; speed
• width; location
• magnitude; direction

Forces can be in equilibrium.

What does the word equilibrium mean?

• All forces are balanced.

• Equilibrium refers to a single force
• Equilibrium means unbalanced forces
• Forces are constantly changing